Images of frozen alligators are causing quite a stir online. Are they dead or alive?

The Doomsday Vault's Home Is Already Threatened by Warming, And It May Get Much Worse

Young Men Are Dying From Preventable Cancers Because They're Not Getting VaccinatedEating 5-Day-Old Pasta or Rice Can Actually Be Deadly. Here's How

There's One Really Unhealthy Effect of Cold Offices, According to ScienceScientists Discover Psychedelic-Like Drug That Doesn't Cause HallucinationsJust 15 Minutes of This Particular Type of Exercise May Improve Heart Health

2 Simple Charts Show When You Don't Need to Wear a Mask Under New CDC GuidelinesA Rare Neurological Condition Has Been Linked to COVID-19 in 21 Countries

Doctors Identify The Best Treatment For COVID-19 Smell Loss, And It's Not Steroids

Didn't Get Any Vaccine Side-Effects? That Doesn't Mean It's Not WorkingThis Is What It Looks Like When Galaxies Are About to Die

Here's Why It's Such a Huge Deal That Jupiter's Moon Europa Is Covered in SaltWe Have Detected Signs of Our Milky Way Colliding With Another Galaxy

The Sun Could Unleash a Massive 'Superflare' in The Next 100 Years, Scientists WarnAstronomers Detect a Huge, Unexplained Mass Under a Giant Crater on The Moon